Live updates as crash closes M4 lane and causes rush hour delays

Traffic is queuing due to the accident at Swansea

One lane is closed on the M4 eastbound after an accident involving two vehicles.

The accident happened before junction 46 at Llangyfelach with congestion stretching to junction 48 at Hendy/ Llanelli .

Lane two of two is closed just before the exit slip road.

Cameras show traffic is queuing on the approach.

09:43

Live cameras show traffic is clearing

Traffic at junction 47 seems to be clearing on live cameras.

09:42

Collision involved three vehicles

A statement from South Wales Police said the accident involved three vehicles on the eastbound carriageway of the M4.

Police were called to the scene at junction 46 just after 7.25am.

All three drivers had exited the vehicles prior to the arrival of officers, and one was taken to hospital with suspected minor injuries.

All lanes were reopened at around 8.54am.

09:03

Accident to cause delays across First Cymru bus services

A Facebook post by bus operator First Cymru says: “Update: Due to an accident on the m4 at Llangyfelach we envisage this having an impact on some of our services. We will update on here if we experience any major delays. Thanks in advance to our customers for for patience. RMN”

09:00

All lanes have been re-opened

Lane two was closed just before the slip road following an earlier accident.

All lanes have since re-opened.

Traffic is still queuing and delays are to be expected.

08:38

Traffic clearing from slip road exit at Penllergaer

This is a live camera picture from the slip road exit at junction 47. Traffic seems to be clearing on the slip road but the main carriageway is still very busy and slow moving.

08:36

One female treated for "slight injuries"

A fire service spokesman said: “We had a call at 7.39am, there was a collision involving three vehicles. No persons were trapped. I believe there was one female treated for slight injuries.

“We have just left the scene now.”

Two fire crews from Morriston were sent to the scene of the accident but one was stood down en route to the incident.

Fire crews were there at the scene for 30 minutes.

08:35

Google maps suggests severe delays

Google Maps suggest that the two-vehicle accident is likely to cause severe delays, with their estimates showing a 4.2 mile stretch along the affected route will take one hour and 30 minutes.

08:25

"It's really bad, it was like an absolute concertina"

One person, who is caught up in the queues, said: “The M4 Llangyfelach eastbound was closed by the slip road. It’s really bad, it was like an absolute concertina. The knock-on effect was westbound at junction 47 Penllergaer.”

08:22

One person taken to Morriston Hospital

The Welsh Ambulance Service said one person has been taken to Morriston Hospital.

The extent of the patients injuries are not yet known.

They were called to the scene by South Wales Police at 7.32 to reports of a road traffic collision.